Service bulletin 21-024-16

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10080544
Published by NHTSA	2016-09-20
Manufacturer's number	21-024-16
Manufacturer's date	2016-06-30
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

"FLASH: TRANSMISSION SHIFT AND DRIVABILITY ENHANCEMENTS THIS BULLETIN INVOLVES REPROGRAMMING THE TRANSMISSION CONTROL MODULE (TCM) WITH THE LATEST AVAILABLE SOFTWARE. CUSTOMERS MAY EXPERIENCE ONE OR ALL OF THE FOLLOWING: · **ENGINE REVVING BEFORE UP-SHIFTING AT LOW TO MODERATE SPEEDS. (2.4L ONLY) · DELAYED SHIFTING / NOT WANTING TO SHIFT UNTIL ABOUT 3500 RPM, WHEN DRIVING STRAIGHT. (2.4L ONLY) · SHUDDERING OR BUMPS WHILE MOVING AND STEPPING ON THE ACCELERATOR PEDAL. (2.4L ONLY)** · A DELAYED UP-SHIFT. THIS CONDITION MAY BE NOTICED WHEN CORNERING WITH A LIGHT ACCELERATION AND SPEEDS UP TO 40 KPH (25 MPH) CAUSING HIGH ENGINE RPM."

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission

Vehicles listed
DODGE DART	2015, 2016

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
25V674000	2025-10-09. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT
19V293000	2019-04-11. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT; POWER TRAIN:AUTOMATIC TRANSMISSION
15V542000	2015-08-25. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S2325000007	2024-01-08. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
S2325000007	2023-10-30. Service bulletin. MIL/check engine lamp comes on after performing U90 recall PCM software update.
1806614	2023-02-21. Service bulletin. Diagnostic and System Improvements
18-006-15	2022-09-26. Service bulletin. Flash: 2.4L Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: 2015 UF Vehicles, built on or before October 21, 2014 (MDH 1021XX). ? P2172 - High Airflow/Vacuum Leak Detected. ? P1D73 - AGS Performance. ? U0140 - Lost Communication With Body Control Module. 2015 PF Vehicles, built on or before January 08, 2015 (MDH 0108XX). ? Improve cabin warm up in cold weather, when the vehicle is in park or neutral and the temperature is between °10F to °40F (-12C to 4.5C). ? P219A - Bank 1 Air-Fuel Ratio Imbalance. ? P2172 - High Airflow/Vacuum Leak Detected. ? P1D73 - AGS Performance. ? U0140 - Lost Communication With Body Control Module. 2013-2014 PF Vehicles. ? P219A - Bank 1 Air-Fuel Ratio Imbalance. ? P2251 - O2 Sensor 1/1 Negative Current Control Circuit Open. ? P106A - Cylinder 3 Oil Supply Solenoid Valve Switch Off Time Out Of Range. ? P2172 - High Airflow/Vacuum Leak Detected. ? P1D73 - AGS Performance. ? U0140 - Lost Communication With Body Control Module.
1807615 REV A	2022-07-05. Service bulletin. This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest
1800915 REV G	2022-07-05. Service bulletin. Drivability Improvements.
1800615 REV H	2022-07-05. Service bulletin. Powertrain Diagnostic and System Improvements.
1800516	2022-07-05. Service bulletin. Diagnostic And System Improvements.
9004509	2022-05-31. Service bulletin. Oil Filter If a Mopar Oil Filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils. Recommended Brands: Wix, Purolator, and NapaGold
18-058-16	2020-10-26. Service bulletin. Flash: 2.0L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): · P0335-00 - Crankshaft Position Sensor Circuit. · P0456 - EVAP System Small Leak. · P2610 - PCM Internal Engine Off Timer Performance. · P1607 - PCM Internal Shutdown Timer Rationality. In addition to the above DTCs, this software release also includes: · Enhancements to the disable misfire monitor when P0335 (Crankshaft Position Sensor Circuit) is present. · Re-Activation of Electronic Throttle Control (ETC) (2.0L MTX only). · Engine oil temperature gauge calibration enhancement.